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Individual Calculations August 2019 |
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| Hbacha, Achraf Total change: -35.40 | |   |
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| Championnat Individuel Africain 2019 Open | Hammamet | TUN | 2019-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2314 | 2249 | 4.00 | 9 | 0.30 | 20 | 6.00 | |
|  Hamdouchi, Hicham | g | | 2575 | MAR | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Islam Sh.nour, Kassim | | | 1925 | SOM | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Sasha, Winston - Onyiah | | | 1954 | NGR | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Zaibi, Amir | m | | 2378 | TUN | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Arab, Adlane | m | | 2479 | ALG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Kayonde, Andrew | m | | 2382 | ZAM | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Makoto, Rodwell | m | | 2381 | ZIM | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Abdulraheem, Abdulrahman Akintoye | f | | 2277 | NGR | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Fawzy, Adham | m | | 2476 | EGY | 0.00 | 1 | -0.21 | 20 | -4.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Arab Individual Chess Age Groups Championship - 2019 U-20 | Amman | JOR | 2019-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2003 | 2249 | 5.00 | 9 | -2.07 | 20 | -41.40 | |
| | Ali, Abdulaziz | | | 1940 | UAE | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Al-Bashayra, Yazan | f | | 1951 | JOR | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Koniahli, Malek. | f | | 2288 | SYR | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Al Hosani, Omran | f | | 2135 | UAE | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Brahami, Lamine | f | | 2045 | ALG | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Mohamed, Nouali | f | | 2023 | TUN | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Noori, Sabah Nori | m | | 1943 | IRQ | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Salih, Al Hor | | | 1849 * | QAT | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Ahmed, Alrehily | | | 1849 * | KSA | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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